Swabian cuisine, preparing hearty potato strudel, frying onion rings in fat, adding grated and cooked potatoes, making the filling, vegetables, savoury strudel with vegetable filling, baked, oven dishes, main course, healthy, red peppers at the back, pan, plate, stovetop, ceramic hob, induction hob, spatula, salt and pepper mill, men's hands, typical Swabian reinterpreted, traditional cuisine, food photography, studio, Germany, Europe